net/ixgbe/base: remove dead code
net/ixgbe/base: remove dead code

The question around getting rid of the assignments seems lived
long enough, if they are not needed until now, we can drop them.

Fixes: 39bca0ed994c ("ixgbe: DCB in base driver")
Cc: stable@dpdk.org

Signed-off-by: Ferruh Yigit <ba8734c3c506d2e3557bd4ac8fdaccd25bdb9aa7@intel.com>
Acked-by: Qi Zhang <9e9e58ffa71a29bb7b87766b362515be648fcbe0@intel.com>

john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk